<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
</head>
<body>
<form action="register" method="POST">
	用户名：<input type="text" name="username"/><br/>
	年龄：<input type="text" name="age"/><br/>
	爱好：
	<input type="checkbox" name="hobby" value="running"/>跑步
	<input type="checkbox" name="hobby" value="swimming"/>游泳
	<input type="checkbox" name="hobby" value="reading"/>看书
	<input type="submit" value="注册"/>
</form>
</body>
</html>